Single-player games like Ostera : The curse of...
Below are 8 single-player Steam games similar to Ostera : The curse of..., ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Ostera : The curse of... page.
Ranked picks
- 1

Saga · The Circle
Single-player alternative to Ostera : The curse of... — playable solo, no multiplayer required. Shares Strategy and Indie with Ostera : The curse of....
The Holy Sword has been drawn. Now gather the Knights of the Round Table to rebuild the kingdom. Explore and investigate war-torn Britain, and fight in tactical battles where stealing turns matters. In this Literary CRPG, every choice shapes your values, your allies, and the fate of Britain itself.
- 2

Do 11
Single-player alternative to Ostera : The curse of... — playable solo, no multiplayer required. Shares Indie and Adventure with Ostera : The curse of....
Find a way out of the Do 11 app by doing missions that come from the mysterious Do 11 app. A choice awaits you to solve puzzles and change the fate of the protagonist. Escape the main character from the Do 11 app while savoring a profound worldview and intriguing story. An incredible twist awaits.
- 3

Mouseman: Point and Click RPG Adventure - Chapter 1
Single-player alternative to Ostera : The curse of... — playable solo, no multiplayer required. Shares Adventure and RPG with Ostera : The curse of....
Noir-themed Point and Click RPG Adventure with Turn-based battles! Pickpocket innocent people, eat cheese, rumble with the C.A.T.S., uncover secrets and rise to the top of the criminal underworld to become Top G!
- 4

Survivor Dieland
Single-player alternative to Ostera : The curse of... — playable solo, no multiplayer required. Shares Adventure with Ostera : The curse of....
You're gonna get yourself killed being out here all by your lonesome... There's monsters on this island! Besides, It's not always the beasts you should be afraid of... Beasts are easy to predict. They just want to kill and eat you. Humans are much harder... They'll pretend to be your friend first...
- 5

WTF Is Wrong With You?
Single-player alternative to Ostera : The curse of... — playable solo, no multiplayer required. Shares Adventure and Casual with Ostera : The curse of....
Have you ever wondered WTF Is Wrong With You? Well, so have we... Let's find out together, shall we?
- 6

Murder Is Game Over
Single-player alternative to Ostera : The curse of... — playable solo, no multiplayer required. Shares Indie and Adventure with Ostera : The curse of....
Join the investigation in Murder Is Game Over, a pixel art point-and-click game where you and Cleo try to solve the murder of a famous game designer. Can you uncover the clues and catch the killer before it's game over?
- 7

Kindergarten 3
Single-player alternative to Ostera : The curse of... — playable solo, no multiplayer required. Shares Indie and Adventure with Ostera : The curse of....
Kindergarten 3 is the long awaited threequel to the Kindergarten series! Explore a new school with old and new friends...and new ways to get ruthlessly murdered.
- 8

Doodle Date
Single-player alternative to Ostera : The curse of... — playable solo, no multiplayer required. Shares Indie and Casual with Ostera : The curse of....
Romance, seduce, and even marry your own drawings! Forget about finding true love; In Doodle Date, you create it!